At what stage of development are the gametes formed in new born male and female?

Write the impact of LH in both males and females ?

Why do all the gametes formed in human females have an X- chromosome?

Differentiate between male and female frog.

Differentiate pelvis of male and female.

Differentiate male and female Ascaris.

Angiosperms produce male and female reproductive structures in which male and female gametophytes and gametes are produced . (a) Name the male and female reproductive structure . (b) Name the male and female gametophytes .

Suppose that 5 males out of 100 and 25 females out of l000 are colour blind. A colour blind person is chosen at random. What is the probability that a male is chosen (assume that the number of males and females are equal)?

Explain the development process of male gametophyte.